code: def test_imports_are_valid(self):
      all_imports_valid = True
      for root, _, files in os.walk(HANDLERS_ROOT):
          for file in files:
              if (
                  file.endswith(".py")
                  and file != "__init__.py"
                  and file != "setup.py"
              ):
                  module_path = os.path.join(root, file)
                  if not self.check_module_imports(module_path, root):
                      all_imports_valid = False
  
      self.assertTrue(
          all_imports_valid,
          "Some modules have invalid imports. Check the logs.",
      )
  
file_path: mindsdb/tests/unit/test_check_handler_imports.py
imports: import ast
  import importlib
  import logging
  import os
  import unittest
  from pathlib import Path
label_desc: Use image node_id 1 for calling the TestPackageImports obj's underlying member method code with example usage: obj.test_imports_are_valid() without return types